/*
 * // Copyright (c) Radzivon Bartoshyk 4/2025. All rights reserved.
 * //
 * // Redistribution and use in source and binary forms, with or without modification,
 * // are permitted provided that the following conditions are met:
 * //
 * // 1.  Redistributions of source code must retain the above copyright notice, this
 * // list of conditions and the following disclaimer.
 * //
 * // 2.  Redistributions in binary form must reproduce the above copyright notice,
 * // this list of conditions and the following disclaimer in the documentation
 * // and/or other materials provided with the distribution.
 * //
 * // 3.  Neither the name of the copyright holder nor the names of its
 * // contributors may be used to endorse or promote products derived from
 * // this software without specific prior written permission.
 * //
 * // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 */
use crate::conversions::TransformMatrixShaper;
use crate::conversions::rgbxyz::{
    TransformMatrixShaperOptimized, make_rgb_xyz_rgb_transform, make_rgb_xyz_rgb_transform_opt,
};
use crate::conversions::rgbxyz_fixed::{make_rgb_xyz_q2_13, make_rgb_xyz_q2_13_opt};
use crate::{CmsError, Layout, TransformExecutor, TransformOptions};
use num_traits::AsPrimitive;

const FIXED_POINT_SCALE: i32 = 13; // Q2.13;

pub(crate) trait RgbXyzFactory<T: Clone + AsPrimitive<usize> + Default> {
    fn make_transform<const LINEAR_CAP: usize, const GAMMA_LUT: usize, const BIT_DEPTH: usize>(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaper<T, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<T> + Send + Sync>, CmsError>;
}

pub(crate) trait RgbXyzFactoryOpt<T: Clone + AsPrimitive<usize> + Default> {
    fn make_optimized_transform<
        const LINEAR_CAP: usize,
        const GAMMA_LUT: usize,
        const BIT_DEPTH: usize,
    >(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaperOptimized<T, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<T> + Send + Sync>, CmsError>;
}

impl RgbXyzFactory<u16> for u16 {
    fn make_transform<const LINEAR_CAP: usize, const GAMMA_LUT: usize, const BIT_DEPTH: usize>(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaper<u16, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<u16> + Send + Sync>, CmsError> {
        if BIT_DEPTH < 16 && transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "x86_64", feature = "avx"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx2;
                if std::arch::is_x86_feature_detected!("avx2") {
                    return make_rgb_xyz_q2_13_transform_avx2::<u16, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    );
                }
            }
            #[cfg(all(any(target_arch = "x86", target_arch = "x86_64"), feature = "sse"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_sse_41;
                if std::arch::is_x86_feature_detected!("sse4.1") {
                    return make_rgb_xyz_q2_13_transform_sse_41::<u16, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    );
                }
            }
            #[cfg(all(target_arch = "aarch64", target_feature = "neon", feature = "neon"))]
            {
                return make_rgb_xyz_q2_13::<u16, LINEAR_CAP, FIXED_POINT_SCALE>(
                    src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                );
            }
        }
        make_rgb_xyz_rgb_transform::<u16, LINEAR_CAP>(
            src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
        )
    }
}

impl RgbXyzFactory<f32> for f32 {
    fn make_transform<const LINEAR_CAP: usize, const GAMMA_LUT: usize, const BIT_DEPTH: usize>(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaper<f32, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<f32> + Send + Sync>, CmsError> {
        if transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "x86_64", feature = "avx"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx2;
                if std::arch::is_x86_feature_detected!("avx2") {
                    return make_rgb_xyz_q2_13_transform_avx2::<f32, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    );
                }
            }
            #[cfg(all(any(target_arch = "x86", target_arch = "x86_64"), feature = "sse"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_sse_41;
                if std::arch::is_x86_feature_detected!("sse4.1") {
                    return make_rgb_xyz_q2_13_transform_sse_41::<f32, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    );
                }
            }
            #[cfg(all(target_arch = "aarch64", target_feature = "neon", feature = "neon"))]
            {
                return make_rgb_xyz_q2_13::<f32, LINEAR_CAP, FIXED_POINT_SCALE>(
                    src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                );
            }
        }
        make_rgb_xyz_rgb_transform::<f32, LINEAR_CAP>(
            src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
        )
    }
}

impl RgbXyzFactory<f64> for f64 {
    fn make_transform<const LINEAR_CAP: usize, const GAMMA_LUT: usize, const BIT_DEPTH: usize>(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaper<f64, LINEAR_CAP>,
        _: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<f64> + Send + Sync>, CmsError> {
        make_rgb_xyz_rgb_transform::<f64, LINEAR_CAP>(
            src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
        )
    }
}

impl RgbXyzFactory<u8> for u8 {
    fn make_transform<const LINEAR_CAP: usize, const GAMMA_LUT: usize, const BIT_DEPTH: usize>(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaper<u8, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<u8> + Send + Sync>, CmsError> {
        if transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "x86_64", feature = "avx"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx2;
                if std::arch::is_x86_feature_detected!("avx2") {
                    return make_rgb_xyz_q2_13_transform_avx2::<u8, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, 8,
                    );
                }
            }
            #[cfg(all(any(target_arch = "x86", target_arch = "x86_64"), feature = "sse"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_sse_41;
                if std::arch::is_x86_feature_detected!("sse4.1") {
                    return make_rgb_xyz_q2_13_transform_sse_41::<u8, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, 8,
                    );
                }
            }
            make_rgb_xyz_q2_13::<u8, LINEAR_CAP, FIXED_POINT_SCALE>(
                src_layout, dst_layout, profile, GAMMA_LUT, 8,
            )
        } else {
            make_rgb_xyz_rgb_transform::<u8, LINEAR_CAP>(
                src_layout, dst_layout, profile, GAMMA_LUT, 8,
            )
        }
    }
}

// Optimized factories

impl RgbXyzFactoryOpt<u16> for u16 {
    fn make_optimized_transform<
        const LINEAR_CAP: usize,
        const GAMMA_LUT: usize,
        const BIT_DEPTH: usize,
    >(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaperOptimized<u16, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<u16> + Send + Sync>, CmsError> {
        if BIT_DEPTH >= 12 && transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "aarch64", target_feature = "neon", feature = "neon"))]
            {
                if std::arch::is_aarch64_feature_detected!("rdm") {
                    use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q1_30_opt;
                    return make_rgb_xyz_q1_30_opt::<u16, LINEAR_CAP, 30>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    );
                }
            }
        }
        if BIT_DEPTH < 16 && transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "x86_64", feature = "avx"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx2_opt;
                if std::arch::is_x86_feature_detected!("avx2") {
                    return make_rgb_xyz_q2_13_transform_avx2_opt::<
                        u16,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH
                    );
                }
            }
            #[cfg(all(any(target_arch = "x86", target_arch = "x86_64"), feature = "sse"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_sse_41_opt;
                if std::arch::is_x86_feature_detected!("sse4.1") {
                    return make_rgb_xyz_q2_13_transform_sse_41_opt::<
                        u16,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH
                    );
                }
            }
            #[cfg(all(target_arch = "aarch64", target_feature = "neon", feature = "neon"))]
            {
                return make_rgb_xyz_q2_13_opt::<u16, LINEAR_CAP, FIXED_POINT_SCALE>(
                    src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                );
            }
        }
        make_rgb_xyz_rgb_transform_opt::<u16, LINEAR_CAP>(
            src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
        )
    }
}

impl RgbXyzFactoryOpt<f32> for f32 {
    fn make_optimized_transform<
        const LINEAR_CAP: usize,
        const GAMMA_LUT: usize,
        const BIT_DEPTH: usize,
    >(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaperOptimized<f32, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<f32> + Send + Sync>, CmsError> {
        if transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "x86_64", feature = "avx"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx2_opt;
                if std::arch::is_x86_feature_detected!("avx2") {
                    return make_rgb_xyz_q2_13_transform_avx2_opt::<
                        f32,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH
                    );
                }
            }
            #[cfg(all(any(target_arch = "x86", target_arch = "x86_64"), feature = "sse"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_sse_41_opt;
                if std::arch::is_x86_feature_detected!("sse4.1") {
                    return make_rgb_xyz_q2_13_transform_sse_41_opt::<
                        f32,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH
                    );
                }
            }
            #[cfg(all(target_arch = "aarch64", target_feature = "neon", feature = "neon"))]
            {
                return if std::arch::is_aarch64_feature_detected!("rdm") {
                    use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q1_30_opt;
                    make_rgb_xyz_q1_30_opt::<f32, LINEAR_CAP, 30>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    )
                } else {
                    make_rgb_xyz_q2_13_opt::<f32, LINEAR_CAP, FIXED_POINT_SCALE>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    )
                };
            }
        }
        make_rgb_xyz_rgb_transform_opt::<f32, LINEAR_CAP>(
            src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
        )
    }
}

impl RgbXyzFactoryOpt<f64> for f64 {
    fn make_optimized_transform<
        const LINEAR_CAP: usize,
        const GAMMA_LUT: usize,
        const BIT_DEPTH: usize,
    >(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaperOptimized<f64, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<f64> + Send + Sync>, CmsError> {
        if transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "aarch64", target_feature = "neon", feature = "neon"))]
            {
                if std::arch::is_aarch64_feature_detected!("rdm") {
                    use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q1_30_opt;
                    return make_rgb_xyz_q1_30_opt::<f64, LINEAR_CAP, 30>(
                        src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
                    );
                }
            }
        }
        make_rgb_xyz_rgb_transform_opt::<f64, LINEAR_CAP>(
            src_layout, dst_layout, profile, GAMMA_LUT, BIT_DEPTH,
        )
    }
}

impl RgbXyzFactoryOpt<u8> for u8 {
    fn make_optimized_transform<
        const LINEAR_CAP: usize,
        const GAMMA_LUT: usize,
        const BIT_DEPTH: usize,
    >(
        src_layout: Layout,
        dst_layout: Layout,
        profile: TransformMatrixShaperOptimized<u8, LINEAR_CAP>,
        transform_options: TransformOptions,
    ) -> Result<Box<dyn TransformExecutor<u8> + Send + Sync>, CmsError> {
        if transform_options.prefer_fixed_point {
            #[cfg(all(target_arch = "x86_64", feature = "avx512"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx512_opt;
                if std::arch::is_x86_feature_detected!("avx512bw")
                    && std::arch::is_x86_feature_detected!("avx512vl")
                {
                    return make_rgb_xyz_q2_13_transform_avx512_opt::<
                        u8,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(src_layout, dst_layout, profile, GAMMA_LUT, 8);
                }
            }
            #[cfg(all(target_arch = "x86_64", feature = "avx"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_avx2_opt;
                if std::arch::is_x86_feature_detected!("avx2") {
                    return make_rgb_xyz_q2_13_transform_avx2_opt::<
                        u8,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(src_layout, dst_layout, profile, GAMMA_LUT, 8);
                }
            }
            #[cfg(all(any(target_arch = "x86", target_arch = "x86_64"), feature = "sse"))]
            {
                use crate::conversions::rgbxyz_fixed::make_rgb_xyz_q2_13_transform_sse_41_opt;
                if std::arch::is_x86_feature_detected!("sse4.1") {
                    return make_rgb_xyz_q2_13_transform_sse_41_opt::<
                        u8,
                        LINEAR_CAP,
                        FIXED_POINT_SCALE,
                    >(src_layout, dst_layout, profile, GAMMA_LUT, 8);
                }
            }
            make_rgb_xyz_q2_13_opt::<u8, LINEAR_CAP, FIXED_POINT_SCALE>(
                src_layout, dst_layout, profile, GAMMA_LUT, 8,
            )
        } else {
            make_rgb_xyz_rgb_transform_opt::<u8, LINEAR_CAP>(
                src_layout, dst_layout, profile, GAMMA_LUT, 8,
            )
        }
    }
}